std::clock

From Cppreference

C++ Standard Library
Language Utilities library Strings library Containers library Algorithms library Iterators library Numerics library Input/output library Localizations library Regular expressions library (C++11) Atomic operations library (C++11) Thread support library (C++11)
Utilities library
Date and time utilities
time_point (C++11) duration (C++11) system_clock (C++11) steady_clock (C++11) high_resolution_clock (C++11) C library facilities
C-style date and time utilities
Functions Time manipulation difftime time clock Format conversions asctime ctime strftime gmtime localtime mktime Constants CLOCKS_PER_SEC Types tm time_t

Defined in header <ctime>
clock_t clock( void );

Returns raw processor clock time since the program is started. To convert result value to seconds divide it by CLOCKS_PER_SEC.

Contents 1 Parameters 2 Return value 3 Example 4 See also

[edit] Parameters

(none)

[edit] Return value

raw processor clock time since the program has started or 1 if that information is unavailable.

[edit] Example

This section is incomplete

[edit] See also

ctime	converts a tm object to a textual representation (function)
time	returns the current time of the system as time since epoch (function)